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//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -output-using-type
//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type
//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0], stride=4):out,name=outputBuffer
RWStructuredBuffer<float> outputBuffer;
typedef DifferentialPair<float> dpfloat;
[ForwardDifferentiable]
float f(float x)
{
return exp(x);
}
[ForwardDifferentiable]
float g(float x)
{
return sin(x);
}
[ForwardDifferentiable]
float h(float x)
{
return cos(x);
}
[numthreads(1, 1, 1)]
void computeMain(uint3 dispatchThreadID: SV_DispatchThreadID)
{
{
dpfloat dpa = dpfloat(2.0, 1.0);
outputBuffer[0] = f(dpa.p); // Expect: 7.389056
outputBuffer[1] = __fwd_diff(f)(dpa).d; // Expect: 7.389056
outputBuffer[2] = g(dpa.p); // Expect: 0.909297
outputBuffer[3] = __fwd_diff(g)(dpa).d; // Expect: -0.416146
outputBuffer[4] = h(dpa.p); // Expect: -0.416146
outputBuffer[5] = __fwd_diff(h)(dpa).d; // Expect: -0.909297
}
}
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